Cytotoxic heterocyclic triterpenoids derived from betulin and betulinic acid
Cytotoxic heterocyclic triterpenoids derived from betulin and betulinic acid.
Bioorganic & Medicinal Chemistry.
2012,
20(11),
3666-3674,
ISSN: 0968-0896,
PMID: 22551630,